Metallized phenyl-azo-naphthol compounds

Details Metallized phenyl-azo-naphthol compounds Metallized phenyl-azo-naphthol compounds

1974-05-31

1977-11-15

Warren, Charles F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260147, 260149, 260150, 260162, 260163, 260193, 260194, 260195, 260200, 260201, 260204, C09B 4518

Patent

active

040585158

ABSTRACT:
Metallized azo dyes of the formula ##STR1## wherein A is a sulfonyl, sulfonamido or carboxamido group, D is the residue of a phenol or naphthol, E is the residue of acetoacetanilide, a phenyl or naphthyl pyrazolone or the residue of a naphthol and M is a cation. The dyes are suitable for dyeing natural and synthetic polyamides, demonstrating good all-around fastness properties.

REFERENCES:
patent: 1677534 (1928-07-01), Straub et al.
patent: 2033341 (1976-03-01), Krzikalla et al.
patent: 2468172 (1949-04-01), Conzetti et al.
patent: 2512845 (1950-06-01), Widmer et al.
patent: 3135730 (1964-06-01), Heyna et al.
patent: 3600377 (1971-08-01), Stingl

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